Seiko Cal. 5278 - 306

The Seiko 5278-306 represents an important milestone in Seiko's 1965 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-b602e67db275]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1965

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